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Reduce effective buffer size per channel input. - ii - irc it, simple FIFO base… |
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git clone git://git.suckless.org/ii |
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--- |
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commit cfb3464c6e64618ff106babb98ccddb258b2fec5 |
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parent d9be11ad05a8d60dc1aee3c7e7f872625641314d |
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Author: Christoph Lohmann <[email protected]> |
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Date: Thu, 23 Dec 2021 22:11:08 +0100 |
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Reduce effective buffer size per channel input. |
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This will curb the easy way to trigger a too long line sent to the |
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server and prevent this error and connection drop. |
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Diffstat: |
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M ii.c | 9 ++++++++- |
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1 file changed, 8 insertions(+), 1 deletion(-) |
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--- |
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diff --git a/ii.c b/ii.c |
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@@ -683,7 +683,14 @@ read_line(int fd, char *buf, size_t bufsiz) |
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static void |
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handle_channels_input(int ircfd, Channel *c) |
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{ |
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- char buf[IRC_MSG_MAX]; |
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+ /* |
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+ * Do not allow to read this fully, since commands will be |
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+ * prepended. It will result in too long lines sent to the |
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+ * server. |
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+ * TODO: Make this depend on the maximum metadata given by the |
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+ * server at the beginning of the connection. |
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+ */ |
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+ char buf[IRC_MSG_MAX-64]; |
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if (read_line(c->fdin, buf, sizeof(buf)) == -1) { |
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if (channel_reopen(c) == -1) |
